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* Implement RMF instructionJulian Blake Kongslie2022-11-051-3/+16
* Avoid rereading the FLAGS register; use FLAGS_SAVED for GTF.Julian Blake Kongslie2022-11-021-22/+15
* Implemented the remaining instructions required for echo_optimal.Julian Blake Kongslie2022-11-011-2/+42
* Fix trivial typoJulian Blake Kongslie2022-10-311-1/+1
* Restructure a lot of the control registersJulian Blake Kongslie2022-10-311-17/+28
* Level-trigger on TTO_FLAG instead of edge-trigger.Julian Blake Kongslie2022-10-311-3/+3
* Unify TT_INPUT_INT_ENABLE and TT_OUTPUT_INT_ENABLEJulian Blake Kongslie2022-10-311-2/+2
* Only use DF for addresses generated via indirection.Julian Blake Kongslie2022-10-311-1/+1
* TAD is 12-bit addition with carry-complements-link, not 13-bit additionJulian Blake Kongslie2022-10-311-2/+2
* Understanding interrupt handling within SIMH (see echo_int.pal)Julian Blake Kongslie2022-10-291-2/+20
* Control register values should not be "unsigned int"Julian Blake Kongslie2022-10-291-0/+19
* Improve error messages for unimplemented instructionsJulian Blake Kongslie2022-10-231-7/+13
* Initial interrupt controller supportJulian Blake Kongslie2022-10-221-0/+66
* Improve decoder comments to directly reference instruct mnemonicsJulian Blake Kongslie2022-10-221-35/+35
* Merge TT_INPUT and TT_OUTPUT into TT_BITSJulian Blake Kongslie2022-10-221-18/+30
* Fix rotate left to not drop the highest bitJulian Blake Kongslie2022-10-171-2/+2
* Clean up address handling and change autoinc to preincrementJulian Blake Kongslie2022-10-171-2/+2
* Nearly-working version of TTY outputJulian Blake Kongslie2022-10-161-8/+68
* Support for log-based event modelJulian Blake Kongslie2022-10-161-5/+15
* Add MQ register support.Julian Blake Kongslie2022-10-151-0/+19
* Implement most of the OPR instructions.Julian Blake Kongslie2022-10-151-3/+87
* Minor cleanup and some compilation fixes.Julian Blake Kongslie2022-10-071-1/+1
* Initial commit.Julian Blake Kongslie2022-10-021-0/+96
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